Talvez deva tentar algumas variações de ortografia:
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
nadal compr » nadal romero (Expandir a Pesquisa)
compr than » cpr than (Expandir a Pesquisa), complex than (Expandir a Pesquisa), company than (Expandir a Pesquisa)
natl comp » al comp (Expandir a Pesquisa), natalia comp (Expandir a Pesquisa)
than even » than seven (Expandir a Pesquisa), than event (Expandir a Pesquisa), than ever (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
case non » cause non (Expandir a Pesquisa), case note (Expandir a Pesquisa), use non (Expandir a Pesquisa)
can net » can new (Expandir a Pesquisa), dan net (Expandir a Pesquisa), can nt (Expandir a Pesquisa)
e natl » e natal (Expandir a Pesquisa), e nata (Expandir a Pesquisa), _ natl (Expandir a Pesquisa)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( e natl comp can net ) or ( j nadal compr than even ))) or ( e nat computer case non ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( e natl comp can net ) OR ( j nadal compr than even ))) OR ( e nat computer case non )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( e natl comp can net ) or ( j nadal compr than even ))) or ( e nat computer case non ))*.